Merge pull request #3 from incheon/modeling-users

Modeling users
Modified stylesheet for debug and suit for Scss syntax
added debug print
connected gravater info
Finish user signup
Add SSL in production
Merge pull request #4 from incheon/sign-up

Sign up
create error message partial
Merge pull request #5 from incheon/sign-up

Sign up
Merge branches 'gemfile-modification' and 'master' into gemfile-modification
introduce Capybara and succeeded in unit test
downgrade sproket version because the newer occurs an error in view file
Merge pull request #6 from incheon/gemfile-modification

Gemfile modification
Merge branch 'master', remote branch 'origin/master' into gemfile-modification
Merge branch 'master', remote branch 'origin/master'
add ~, swp and swp files to ignore list
change base title
Merge pull request #7 from incheon/static-page-test

Static page test
Merge branch 'master', remote branch 'origin/master'
set test for static page content